Finding the Fourth Proportional to 1,372,732.23, 1,894,367.19 and 752,536.29
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Solution
The fourth proportional to 1,372,732.23, 1,894,367.19 and 752,536.29 is: 1,038,498.28
Step by Step Solution
- Step 1: Write the proportion equation
1,372,732.23 : 1,894,367.19 = 752,536.29 : x - Step 2: Convert to fraction form
1,372,732.23/1,894,367.19 = 752,536.29/x - Step 3: Cross multiply
1,372,732.23x = 1,894,367.19 × 752,536.29 - Step 4: Simplify right side
1,372,732.23x = 1,425,580,057,060.33 - Step 5: Solve for x
x = 1,425,580,057,060.33/1,372,732.23 - Step 6: Final answer
x = 1,038,498.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.